Best bikes for 12 year old Boys and girls

Hello and welcome! If you’re here, chances are you’re looking for the best bike for 12 year old Boys and girls. Finding the perfect bike for a child can be a daunting task, as there are so many factors to consider, such as size, weight, durability, and safety features. 

But fear not, as I have done the research and put together a comprehensive guide to help you make an informed decision

Here, I will discuss some of the top bikes on the market for 12-year-olds, highlighting their key features and benefits. Whether your child is an experienced rider or just starting out, I’ve got you covered. 

So sit back, relax, and let us help you find the perfect bike for your 12 year old.

Best bike list for 12 year old Boys/ Best bike list for 12 year old Girls

1. Mongoose Exlipse Full Dual-Suspension Mountain Bike for Kids

2. Mongoose Maxim Girls Mountain Bike

3. Tony Hawk HWK:720 24″ Bike

4. Diamondback Bicycles Cobra Youth Mountain Bike

5. Dynacraft Magna Front Shock Mountain Bike 

6. Pacific Mountain Adult Sport Bike

7. Schwinn Destiny & Baywood Cruiser Bike

What size bicycle need for 12 year old kids

At this age, most children will require a bicycle with a wheel size of 24 inches. This size range will provide a comfortable and safe ride for most kids, as well as allowing for a good fit to ensure proper posture and body positioning while cycling.

It’s also important to consider the child’s height, weight, and skill level when selecting a bike. A taller or heavier child may require a larger frame size or wheel size, while a beginner cyclist may need a bike with more stability and easy-to-use features.

In addition to the size of the bike, other factors to consider include the type of riding the child will be doing, such as recreational, road, or mountain biking, as well as the quality and durability of the bike itself.

A well-made bike that fits properly can make all the difference in both enjoyment and safety while cycling.

Top 10 bike for 12 year old Boys and girls in 2023 reviews

Your child is a beginner or an experienced rider, we’ve got you covered. Our list features bikes with different designs, sizes, and features to suit every preference and need.

We understand that as a parent, you want to make sure your child is safe while having fun. That’s why we’ve only included bikes from reputable brands that prioritize safety and quality. You can rest assured that you’re getting a bike that will last your child for years to come.

So, sit back, relax, and browse our top 10 bikes for 12-year-olds in 2023. We’re confident that you’ll find the perfect bike for your child, and they’ll be riding in no time!

1. Mongoose Exlipse Full Dual-Suspension Mountain Bike for Kids

Brand : Mongoose | Frame Material : Alloy Steel | Bike Type : Mountain Bike | Number of Speeds : 21 | Wheel Size : 24 Inches | Special Feature : Lightweight, 21 speed, mountain bike | Frame Material: Alloy Steel

Mongoose Exlipse Full Dual-Suspension Mountain Bike for 12 year old kids

Highlighted Feature:

  • Strong and lightweight steel frame
  • Alloy wheels for durability
  • 21 speeds with Shimano rear derailleur for smooth and precise shifting
  • Front and rear linear pull brakes for all-condition braking
  • Adjustable brake cables and shoe position for customization during assembly
  • Perfect for cruising, going to school, or enjoying bike paths.

Usage Scenario:

Daily use16.66%customers used the bike for daily use, ridden daily for 5 months
Mountain bike16.66%customers used the bike for mountain biking
Trail riding11.11%works well on different terrains, works well on hilly, paved trails
Kids learning to ride11.11%suitable for beginners
Birthday gift11.11%customers bought the bike as a birthday gift for their child


Quality21.73%customers found the bike to be sturdy, well-made, and exudes quality. they also felt that it was better quality than other bikes and a good value for money.
Good quality17.39%customers were impressed with the overall quality of the bike and satisfied with their purchase.
Easy to assemble13.04%most customers found it easy to assemble the bike, with only minor adjustments needed.
Easy assembly8.69%customers appreciated the straightforward instructions and all parts included, making assembly a breeze.
Appearance8.69%customers liked the bike’s nice, beautiful, and cute appearance, with an attractive paint job that looks like the photo.


Assembly23.4%challenging assembly, incomplete and confusing instructions, difficult to assemble

Product Description:

The Mongoose Eclipse Mountain Bike’s steel frame is both light and strong, making it easy for your child to maneuver and control the bike.

The alloy wheels are durable and provide a smooth ride, while the 21 speeds with Shimano rear derailleur allow for precise and smooth shifting. The 3 piece cranks add to the bike’s overall strength and durability.

The Exlipse also comes with front and rear linear pull brakes, which provide all-condition breaking for sure stops. This is especially important for children who are still learning how to ride, as it gives them a sense of security and control. 

The brake cables and shoe position can also be adjusted during assembly, which allows for a perfect fit and easy customization.

The Exlipse is the perfect bike for your youngster to cruise around, go to school or enjoy the bike paths. The bike’s front and rear suspension make it comfortable to ride on different terrains, while the smooth and precise shifting makes it easy to navigate through different paths.

2. Mongoose Maxim Girls Mountain Bike

Brand: Mongoose | Frame Material: Aluminum | Bike Type: Mountain Bike | Number of Speeds: 21 | Wheel Size: 24 Inches

Mongoose Maxim Girls Mountain Bike for 12 year old kids

Highlighted Feature:

  • Aluminum full suspension mountain frame for maximum comfort and performance
  • 24-inch wheels fit riders ages 8 and up, or 4’8” to 5’6”
  • Suspension fork smooths out bumps and increases control
  • SRAM twist shifters for easy gear changes
  • 21 speeds with Shimano rear derailleur for all types of riding
  • Linear pull brakes for great braking power
  • 3 piece crank for sure shifts
  • Alloy rims for lightweight durability
  • Great for trail adventures with the Maxim by Mongoose.

Usage Scenario:

Daughter21.42%good for young girls, fits well for ages between 9-12
Wife14.28%bought for wife, wife loves it
Age14.28%suitable for ages between 9-12
Riding7.14%rides nice, light-weight
Height7.14%comfortable for 5ft 2in tall


Easy assembly20.51%customers found the bike easy to assemble, with little assembly required and quick shipping.
Quality17.94%customers praised the bike’s good quality, sturdy build, and strong welds.
Value for money12.82%customers felt that the bike was a good deal, with a great price and very good value for the money.
Durability8.97%customers found the bike to be durable, with zero issues and able to hold up for years of use.
Sturdy7.69%customers appreciated the bike’s strong build and felt that it was worth the money.


Brakes7.69%brakes too tight, brake line cap flew off, brake handle popped out

Product Description:

The Mongoose Maxim Girls Mountain Bike is an aluminum full suspension mountain frame, this bike maximizes comfort and performance, making it perfect for long rides on rough terrain.

Its 24-inch wheels are designed to fit riders ages 8 and up, or those between 4’8” and 5’6”. This makes it a great option for growing kids who need a bike that can keep up with their changing size and needs.

The SRAM twist shifters make it easy to change gears, and the 21 speeds with Shimano rear derailleur make it great for all types of riding.

It has linear pull brakes, which deliver great braking power and make it easy to stop quickly and safely. The 3 piece crank provides sure shifts, and the alloy rims offer lightweight durability.

With its comfortable suspension, easy-to-use shifters, and powerful brakes, this bike is sure to provide hours of fun and excitement on the trails.

3. Tony Hawk HWK:720 24″ Bike

Bike Type : Beginner bike | Brand : Dynacraft | Number of Speeds : 1 | Wheel Size : 24 Inches | Frame Material : Alloy Steel

Tony Hawk HWK:720 24" Bike for 12 year old kids

Highlighted Feature:

  • Steel freestyle frame for durability and strength
  • Cool Tony Hawk design with matte finish for a stylish look
  • Rear hand brake with alloy lever for smooth and easy stopping
  • Strong and lightweight alloy rims for improved performance and agility
  • Adjustable seat post for a comfortable and custom fit for growing riders
  • 24″ wheel size perfect for 12 year old boys
  • Bright green hand grips and sleek black seat for a unique and attractive design
  • See-through chain guard for added safety and protection.

Usage Scenario:

General use27.02%customers love the bike for its sturdiness and suitability for cruising and riding around the neighborhood. it is also popular among kids of different ages.
Good for kids10.81%customers appreciate the bike’s size and height, which make it suitable for children.
Casual riding10.81%customers find the bike good for casual use and riding around town.
Neighborhood riding8.1%customers find the bike suitable for riding around the neighborhood.
Bmx riding8.1%customers appreciate the bike’s speed and feel, which make it good for learning bmx riding.


Quality22.85%customers appreciate the good quality, sturdy built, well-made, great quality materials and construction, sturdy frame, good rims and brakes.
Easy to assemble17.14%customers find the bike easy to assemble with clear instructions, quick assembly, and mostly pre-assembled parts.
Design14.28%customers love the beautiful and nice-looking bike, sturdy and perfect size for bmx enthusiasts.
Size10%customers find the bike to be the perfect size for kids and big/tall kids.
Good value for money7.14%customers appreciate the great bike for the price, terrific value for the money, and affordable price for a bmx bike.


Pedal issues9.58%pedals came off or bearings popped loose

Product Description:

Experience extreme riding like a pro with the Tony Hawk HWK:720 24″ Bike. This freestyle bike features a durable steel frame and a cool matte black finish with Tony Hawk branding.

Equipped with a rear hand brake and alloy lever, it ensures reliable stopping power. The strong and lightweight alloy rims enhance performance, while the adjustable seat post allows for customizable comfort.

With its sleek design, including bright green hand grips and a see-through chain guard, this bike is a favorite among young riders. Suitable for both boys and girls, this 24″ bike is perfect for road adventures.

It comes with a limited 1-year warranty and includes a bicycle pump.

4. Diamondback Bicycles Cobra Youth Mountain Bike

Brand : Diamondback Bicycles | Frame Material : Alloy Steel | Bike Type : Mountain Bike | Number of Speeds : 21 | Wheel Size : 24 Inches

Diamondback Bicycles Cobra Youth Mountain Bike for 12 year old kids

Highlighted Feature:

  • 21 speeds with Shimano Tourney 3×7 speed drivetrain for conquering dirt trails
  • 40mm travel fork for absorbing rocks and roots
  • Adjustable-reach linear pull brakes for safety and control
  • 24″ model fits riders 53”-62” tall, aged 8-12 years old
  • Durable steel frame and tough wheels for off-road adventures
  • Ideal first mountain bike for young riders transitioning to adult bikes.

Usage Scenario:

Transition bike14.28%this bike is an okay transition bike from boy to teenager
Daily use14.28%used daily by a 5’0″ 11-year-old
Trail and road14.28%good for keeping up on the trail and road
Learning14.28%good for kids learning about multi-speed bikes
Gift14.28%bought for grandson for christmas


Quality21.42%good quality for the price, solid parts and built, quality parts
Gift21.42%bought for grandson or son’s birthday or christmas, purchased this bike for our 7-year-old grandson and he loves it
Price7.14%bought this bike as my son is still growing and the prices at local bike shops were high
First big boy mountain bike7.14%would recommend this as a first big boy mountain bike
Size7.14%perfect size for kids


Heavy12.5%bike is heavy, very heavy, and has generic parts

Product Description:

The Diamondback Bicycles Cobra Youth Mountain Bike is designed with features that cater to the needs of small riders, making it easy for them to conquer any terrain.

The bike has Shimano Tourney 3×7 speed drivetrain. With 21 speeds, kids will have more than enough options to tackle different terrains and obstacles. 

The Hl Zoom 40mm travel fork is designed to soak up rocks and roots, providing a smooth ride even on the roughest of trails.

The Cobra Youth Mountain Bike comes equipped with linear pull brakes that have adjustable-reach levers. This feature ensures that kids can safely and easily control the bike, giving parents peace of mind when their child is out exploring the trails.

With its durable steel frame, 21 speeds, and suspension fork, this bike is sure to provide an exciting and safe ride for your little dirt maniac.

4. Dynacraft Magna Front Shock Mountain Bike 

Brand : Dynacraft | Frame Material : Alloy Steel | Bike Type : Mountain Bike | Number of Speeds : 1 | Wheel Size : 24 Inches

Dynacraft Magna Front Shock Mountain Bike for 12 year old kids

Highlighted Feature:

  • Front shock fork for a smooth ride on rough terrain
  • 18 speed index shifting for a versatile riding experience
  • Front and rear linear pull brakes for added safety and control
  • Quick release seat post for easy adjustments and comfort
  • Sleek design with a bright red BMX frame and custom graphics for a stylish look
  • Padded seat for added comfort during long rides.

Usage Scenario:

Outdoor activities20.83%suitable for trails and outdoor adventures
Mountain biking20.83%suitable for mountain biking, used for mountain biking, good for easy trails, first mountain bike
Exercise12.5%good for exercising, easy to ride and maneuver, used for exercise and fitness
Child’s bike12.5%suitable for kids
General use8.33%good for everyday use


Easy assembly30.3%clear instructions, simple to put together, straightforward instructions and pre-assembled components
Good quality12.12%sturdy and well-built, durable and sturdy
Price9.09%good quality for the price
Design9.09%nice design, easy to ride
Affordable price9.09%great value for the price, good value for money


Difficult assembly12.5%challenging to put together, incomplete or outdated instructions, complicated instructions and multiple tools required

Product Description:

The Dynacraft Magna Front Shock Mountain Bike features a front shock fork which provides a smooth and comfortable ride, even on rough terrain. 

The 18-speed index shifting allows for a wide range of gears, making it easy for the rider to tackle any kind of terrain.

The front and rear linear pull brakes provide excellent stopping power and ensure the rider’s safety. The quick release seat post allows for easy adjustments, making it easy for the rider to find the perfect riding position. 

The bike’s sleek design features a bright red BMX frame with custom graphics and navy blue, silver, and white accents, making it an attractive bike for any young rider. 

It is a perfect fit for the young riders who want to explore their surroundings and want to take it to the next level.

6. Pacific Mountain Adult Sport Bike

Brand : Pacific | Frame Material : Alloy Steel | Bike Type : Kids Bike | Number of Speeds : 18 | Wheel Size : 24 Inches

Pacific Mountain Adult Sport Bike for 12 year old

Highlighted Feature:

  • Steel mountain frame and front steel suspension fork are built to handle rough terrain
  • 24-inch wheels are the perfect size for riders ages 8+ or 4’8” to 5’6” tall
  • 18-speed twist shifters and rear derailleur ensure smooth and consistent shifting
  • Front and rear v-brakes provide controlled and reliable stopping power
  • 3-piece mountain crank offers a wide range of gears for any terrain
  • Alloy rims are strong and durable for long-lasting use
  • Wide mountain tires provide excellent traction on trails for added stability and control.

Usage Scenario:

General use25%customers used the bike for general recreational purposes and everyday activities.
Children12.5%customers purchased the bike for their children.
Daily riding12.5%customers found it good for riding daily around the neighborhood.
Hills12.5%customers found it easier to go up hills or hike nearby mountains.
Commuting6.25%customer used the bike for commuting.


Quality18.51%well-made, durable, good quality, very satisfactory, well constructed
Assembly14.81%easy to assemble, simple instructions manual, not too bad
Color11.11%multiple color options, attractive
Easy assembly11.11%easy to follow instructions
Price7.4%reasonably priced, affordable


Handlebars6.45%customers had issues with the handlebars coming loose

Product Description:

The Pacific Mountain Adult Sport Bike has 18-speed twist shifters and rear derailleur, which provide consistent and reliable shifting. This allows the rider to easily switch gears and tackle steep inclines or descents with ease. The front and rear v-brakes deliver controlled stops, ensuring the rider’s safety at all times.

The 3-piece mountain crank offers a wide gear range, giving the rider a variety of options to choose from when tackling different types of terrain. This allows the rider to fine-tune their riding experience to suit their individual needs and preferences. 

The alloy rims are also durable and strong, making them perfect for off-road riding.

With its sturdy construction, reliable components, and versatile performance, this bike is sure to provide hours of fun and adventure on the trails.

7. Schwinn Destiny & Baywood Cruiser Bike

Bike Type: Cruiser Bike | Age Range: 9 – 12 years | Brand: Schwinn | Number of Speeds: 1 | Wheel Size: 24 Inches | Frame Material: Alloy Steel

Schwinn Destiny & Baywood Cruiser Bike for 12 year old kids

Highlighted Feature:

  • Schwinn steel step-thru cruiser frame and fork for a comfortable riding position
  • Single-speed drivetrain for simple riding and easy maintenance
  • Rear coaster brake for intuitive stopping and easy handling
  • Schwinn quality padded cruiser saddle for a softer ride
  • Full wrap fenders for added style and protection from the elements
  • Convenient rear rack for carrying belongings.

Usage Scenario:

Leisure23.07%customers used the bike for leisure activities, riding for fun or relaxation.
Leisurely rides11.53%customers found the bike to be a fun activity and good for exercise.
For kids11.53%customers found the bike easy to ride and fun for children.
Daily commute7.69%customers used the bike for daily commuting.
Beach7.69%customers used the bike at the beach.


Comfort18.18%customers found the bike comfortable to ride and appreciated the upright position for a smooth ride.
Easy assembly15.9%customers found the bike easy to assemble with simple instructions.
Quality13.63%customers were impressed with the well-built and sturdy frame of the bike.
Value13.63%customers found the bike to be a great value for the price with good quality materials.
Beauty11.36%customers loved the retro look and attractive colors of the bike.


Assembly15.55%difficult to assemble or instructions unclear

Product Description:

The Schwinn steel step-thru cruiser frame and fork provide a comfortable riding position that is easy on the back, making it perfect for long rides. The single-speed drivetrain is simple and easy to maintain, making it a great option for kids who are just learning to ride. 

The rear coaster brake with intuitive stopping works with the 24-inch wheel for easy handling and provides a safe ride. The Schwinn quality padded cruiser saddle softens the ride, making it more comfortable for extended periods of time.

The Schwinn Baywood Cruiser Bike has full wrap fenders. These not only add style but also keep the rider clean and dry, even in wet conditions.

The convenient rear rack is perfect for carrying belongings, making it a great option for kids who want to take their bike on outings or errands.

Key Factors to choose a best bike for 12 year old ( Buying Guide)

When shopping for a bike for a 12-year-old child, there are several key factors to consider to ensure that the bike is both safe and suitable for the child’s skill level.


Make sure that the bike is the appropriate size for the child. A bike that is too small can be dangerous, while a bike that is too large can be difficult to control. A 12-year-old boy and girl  typically needs a bike with a wheel size of 20-24 inches.


Look for bikes that have features such as hand brakes, a sturdy frame, and reflectors for visibility. It’s also a good idea to ensure that the bike meets safety standards set by organizations such as the Consumer Product Safety Commission.


A bike that is built to last is important for a child who is still growing and may be hard on their bike. Look for bikes made with high-quality materials and components that can withstand the wear and tear of regular use.


A lightweight bike will be easier for a child to handle and maneuver. Look for bikes made with lightweight materials such as aluminum or carbon fiber.


Look for a bike that can be easily adjusted as the child grows. Features such as adjustable seat and handlebars can help prolong the life of the bike.


Choose the type of bike that best suits the child’s needs and interests. For example, a mountain bike may be better for a child who wants to go off-roading, while a road bike may be more suitable for a child who wants to go on long rides.

Brand and Price: 

Consider the brand reputation and warranty when you decide the price. A good bike from a reputable brand will typically cost more than a lower quality bike from a less well-known brand, but it will be worth the investment in the long run.

In summary, when shopping for a bike for a 12-year-old kid, be sure to consider the size, safety, durability, weight, adjustability, type, brand and price. A well-chosen bike will provide a safe, enjoyable and lasting experience for the child.


Is a 24 inch bike good for a 12 year old?

It depends on the child’s height and riding ability. A 24 inch bike is typically considered a medium to large size bike and is best suited for children who are at least 5’2″ tall and have a good level of riding experience. 

For a 12 year old, it is important to measure their inseam and make sure they can comfortably reach the pedals and handlebars on a 24 inch bike. 

It is also important to consider if the bike is appropriate for the type of riding they will be doing (e.g. road, off-road, etc.). If a 12 year old is shorter or has less experience, a smaller bike may be more appropriate for them.

Is a 20 inch bike big enough for a 12 year old?

When it comes to choosing the right bike size for a 12-year-old, it’s important to consider their height and inseam. A 20-inch bike is typically suitable for children with a height range of 4’0″ to 5’0″ and an inseam of 22″ to 25″. 

Every child is unique, so it’s always best to have them sit on the bike and test it out before making a final decision. 

It’s important to ensure that the child can reach the pedals comfortably and that the bike is not too large or small for their body size. 

Ultimately, the right bike size will not only provide a comfortable and enjoyable riding experience but also promote safety and proper posture.

Conclusion .

After thorough research and analysis, it is evident that the best bike for a 12-year-old would be one that fits their size and riding experience. The bike should have appropriate wheel size, frame size, and weight that makes it easy for the child to control and maneuver.

The bike should be durable and reliable, with features such as easy-to-use brakes, adjustable seat height, and gears that are easy to shift. Safety is also a crucial factor, and a bike with proper reflectors, lights, and a strong frame is essential.

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